Compact rechargeable LED hand held lighting with zoomable lenses, strobe and SOS applications, and water-proof rankings

https://escatter11.fullerton.edu/nfs/show_user.php?userid=9560166

Compact rechargeable LED handheld lighting fixtures with zoomable lenses, strobe and SOS features, and water-resistant rankings, most appropriate for biking, camping, vigor outages, and common responsibilities with minimal preservation.